Quick Summary
The O’Neill Reactor-2 is a men’s 2mm back-zip shorty wetsuit in Black/Graphite. Its listed details include an adjustable single-seal collar, a key pocket and flatlock-stitched seams described as breathable.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Thickness and style | 2mm shorty wetsuit. |
| Closure | Back zip. |
| Colour | Black/Graphite. |
| Material | Ultraflex Neoprene Composite. |
| Collar | Adjustable single-seal collar. |
| Seams and pocket | Flatlock-stitched seams described as breathable, plus a key pocket. |
What to Compare Before Buying
Check the fit guidance for the size you need, and confirm that the 2mm thickness, shorty style and back-zip configuration match your requirements. The listed colour is Black/Graphite.
The description also mentions strategic seam placement, but does not explain its effect. Treat it as a construction detail rather than a specific performance claim.
Before You Decide
Confirm the size and fit, 2mm thickness, back-zip style and colour for the exact version you are considering.






